Basics of Biology Unit Review 2024

Front

What is comparative embryology?

Back

Comparative embryology is the study of the similarities and differences in the embryos of different species, which can provide evidence for evolutionary relationships.

Front

What is a Punnett square used for?

Back

A Punnett square is a diagram used to predict the genetic makeup of offspring from a particular cross or breeding experiment.

Front

What phenotype is represented by the genotype FF?

Back

The phenotype represented by the genotype FF is free earlobes.

Front

What does it mean if a trait is dominant?

Back

A dominant trait is one that will appear in the phenotype even if only one allele is present.

Front

Define phenotype.

Back

Phenotype is the physical appearance or observable characteristics of an organism, determined by its genotype.

Front

What is the difference between genotype and phenotype?

Back

Genotype refers to the genetic makeup of an organism, while phenotype refers to the observable traits.

Front

What are homologous structures?

Back

Homologous structures are body parts in different species that have similar structures but may serve different functions, indicating a common ancestor.

Front

What are vestigial structures?

Back

Vestigial structures are body parts that have lost their original function through evolution, such as the human appendix.

Front

What is heredity?

Back

Heredity is the passing of traits from parents to offspring through genes.

Front

What is the role of genetics in biology?

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Genetics is the study of heredity and the variation of inherited characteristics.